关键词: 货运交通, 货运调查, 货运需求, 调查方法, 抽样调查, 中心区

Abstract: In the increasingly serious situation in urban transport resources and urban traffic congestion，the development of the urban freight has risen to the height of maintaining economic stability. City comprehensive transportation planning and research focus on the passenger，urban freight survey is less. Urban freight transport facilities planning and policy development become a weak link. Through the freight demand survey practice in Beijing central districts，the overall design of the survey focusing on the survey content，survey methods and sampling methods，and the survey results of freight quantities，freight trips，space and time distribution and so on are introduced. The characteristics of organizational models，workflow and sampling frame building，provision of the freight survey experience for other cities are summarized.

Key words: freight traffic, freight survey, freight demand, survey method, sampling survey, central city